Weathering of a plastic is the aromatic crosslinking that occurs in plastics whe

Question

Weathering of a plastic is the aromatic crosslinking that occurs in plastics when used in rainy climates increase in strength that occurs during winter time in cold climates (eg. northern hemisphere) as the plastic cools below the T_g increase in E that occurs in summer time in hot climates as the plastic heats up above T_g Degradation of the plastic by the cumulative effects of Temperature change, stress, oxygen, moisture and sunlight increased creep compliance that occurs when the additives are leached out by Temperature change, stress, oxygen, moisture and sunlight As described in the class, which of the following particles are used most often to produce nanocomposites for commercial pares such as automotive timing belt cover, plastic beer bottles etc.? Clay graphene Fe_3O_4 E-glass ZnO Carbon nanotubes organic starch PBTA PFOA

Explanation / Answer

23. degraation of plastics

24. PBTA

(DUE TO expensve nature of carbon nanotube it does not used muh for commercial purpose)

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